<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <link rel="stylesheet" href="css/bootstrap.min.css">
</head>
<body>
    <dic class="container">
        例子： <code>&lt;section&gt;</code>
<!--        代码块-->
        <pre>
            for i in range(1, 5):
                print(i)
        </pre>
<!--        输出-->
        <samp>1</samp>
        <samp>2</samp>
        <samp>3</samp>
        <samp>4</samp>
    </dic>
</body>
</html>